Finding the Fourth Proportional to 413,964.80, 571,324.24 and 252,785.92
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Solution
The fourth proportional to 413,964.80, 571,324.24 and 252,785.92 is: 348,876.82
Step by Step Solution
- Step 1: Write the proportion equation
413,964.80 : 571,324.24 = 252,785.92 : x - Step 2: Convert to fraction form
413,964.80/571,324.24 = 252,785.92/x - Step 3: Cross multiply
413,964.80x = 571,324.24 × 252,785.92 - Step 4: Simplify right side
413,964.80x = 144,422,723,626.70 - Step 5: Solve for x
x = 144,422,723,626.70/413,964.80 - Step 6: Final answer
x = 348,876.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.